The PMO released a statement on 23 April 2019, Tuesday. The statement is as follows:
The Prime Minister will make the following changes to his Cabinet with effect from 1 May 2019.
Mr Heng Swee Keat will be promoted to Deputy Prime Minister. He will remain as Minister for Finance, and continue chairing the Future Economy Council and National Research Foundation. He will be appointed Acting Prime Minister in the Prime Minister’s absence.
Mr Teo Chee Hean and Mr Tharman Shanmugaratnam will relinquish their appointments as Deputy Prime Ministers. They will be appointed Senior Ministers and remain in Cabinet. Mr Teo will continue as Coordinating Minister for National Security. Mr Tharman will be re-designated as Coordinating Minister for Social Policies. He will continue to advise the Prime Minister on economic policies.
Heng also voiced that he was honoured for PM Lee's trust and will do his very best for Singaporeans in his Facebook Post.
Crowd favorite Tharman Shanmugaratnam has relinquished his appointment as a Deputy Prime Minister. What would this spell for Singaporeans in the coming years? Are you ready for this change?
https://www.facebook.com/hengsweekeat/posts/2242838945754618